1219892640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{683}}^1$

素因数の和:823

約数の個数: 144

約数和(自身を含む): 3912408864

約数和(自身を除く): 2692516224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 683, 732, 915, 976, 1220, 1366, 1464, 1830, 1952, 2049, 2440, 2732, 2928, 3415, 3660, 3721, 4098, 4880, 5464, 5856, 6830, 7320, 7442, 8196, 9760, 10245, 10928, 11163, 13660, 14640, 14884, 16392, 18605, 20490, 21856, 22326, 27320, 29280, 29768, 32784, 37210, 40980, 41663, 44652, 54640, 55815, 59536, 65568, 74420, 81960, 83326, 89304, 109280, 111630, 119072, 124989, 148840, 163920, 166652, 178608, 208315, 223260, 249978, 297680, 327840, 333304, 357216, 416630, 446520, 499956, 595360, 624945, 666608, 833260, 893040, 999912, 1249890, 1333216, 1666520, 1786080, 1999824, 2499780, 2541443, 3333040, 3999648, 4999560, 5082886, 6666080, 7624329, 9999120, 10165772, 12707215, 15248658, 19998240, 20331544, 25414430, 30497316, 38121645, 40663088, 50828860, 60994632, 76243290, 81326176, 101657720, 121989264, 152486580, 203315440, 243978528, 304973160, 406630880, 609946320, 1219892640]

約数ペア:

[(1, 1219892640), (2, 609946320), (3, 406630880), (4, 304973160), (5, 243978528), (6, 203315440), (8, 152486580), (10, 121989264), (12, 101657720), (15, 81326176), (16, 76243290), (20, 60994632), (24, 50828860), (30, 40663088), (32, 38121645), (40, 30497316), (48, 25414430), (60, 20331544), (61, 19998240), (80, 15248658), (96, 12707215), (120, 10165772), (122, 9999120), (160, 7624329), (183, 6666080), (240, 5082886), (244, 4999560), (305, 3999648), (366, 3333040), (480, 2541443), (488, 2499780), (610, 1999824), (683, 1786080), (732, 1666520), (915, 1333216), (976, 1249890), (1220, 999912), (1366, 893040), (1464, 833260), (1830, 666608), (1952, 624945), (2049, 595360), (2440, 499956), (2732, 446520), (2928, 416630), (3415, 357216), (3660, 333304), (3721, 327840), (4098, 297680), (4880, 249978), (5464, 223260), (5856, 208315), (6830, 178608), (7320, 166652), (7442, 163920), (8196, 148840), (9760, 124989), (10245, 119072), (10928, 111630), (11163, 109280), (13660, 89304), (14640, 83326), (14884, 81960), (16392, 74420), (18605, 65568), (20490, 59536), (21856, 55815), (22326, 54640), (27320, 44652), (29280, 41663), (29768, 40980), (32784, 37210)]